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SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS - (Details) - USD ($)
$ in Thousands

12 Months Ended

Apr. 30, 2016

May 02, 2015

Apr. 26, 2014

Allowance for Doubtful Accounts

Valuation and Qualifying Accounts Disclosure [Line Items]

Balance at Beginning of Year

$ 2,316

$ 2,539

$ 2,718

Charged to Costs and Expenses

934

(150)

860

Charged to Other Accounts

0

0

0

Deductions

^[1]

(453)

(73)

(1,039)

Balance at End of Year

2,797

2,316

2,539

Allowance for Excess and Obsolete Inventories

Valuation and Qualifying Accounts Disclosure [Line Items]

Balance at Beginning of Year

3,998

2,692

3,286

Charged to Costs and Expenses

3,475

2,701

1,219

Charged to Other Accounts

^[2]

12

2

(1)

Deductions

^[3]

(2,510)

(1,397)

(1,812)

Balance at End of Year

$ 4,975

$ 3,998

$ 2,692

[1]	(b) Write-off of uncollected accounts, net of collections
[2]	(a) Translation adjustment on foreign subsidiary balances
[3]	(c) Obsolete and excess inventory disposals

X

- Definition

Total of allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 4
-Subparagraph (SX 210.12-09)
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690

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- Definition

Amount of increase in the allowances and reserves, which consist of the valuation and qualifying accounts that are either netted against the cost of an asset or that reflect a liability established to represent expected future costs, from charges to costs and expenses.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 4
-Subparagraph (SX 210.12-09)
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690

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- Definition

Amount of increase in the allowances and reserves, which consist of the valuation and qualifying accounts that are either netted against the cost of an asset or that reflect a liability established to represent expected future costs, from charges to accounts other than costs and expenses.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 4
-Subparagraph (SX 210.12-09)
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690

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Total of the deductions in a given period to allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs, representing receivables written off as uncollectible and portions of the reserves utilized, respectively.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 4
-Subparagraph (SX 210.12-09)
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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